What Sectors To Watch? Aviation-Operational situation improving -Interglobe Aviation, SpiceJet Key news flows -Fino Payments Banks, Biocon Key Order Wins -Ashoka Buildcon, Cochin Shipyard, MTAR Tech, Zen Tech Regulatory approvals -Dabur India, IOL Chemical and Pharma, India Pesticides Block deal likely -Eternal Promoter buying Greenply, Gateway Distriparks, Usha Martin